Home / 1,653,288.30-2,281,411.90-927,995.89

Finding the Fourth Proportional to 1,653,288.30, 2,281,411.90 and 927,995.89

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Solution

The fourth proportional to 1,653,288.30, 2,281,411.90 and 927,995.89 is: 1,280,563.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,288.30 : 2,281,411.90 = 927,995.89 : x
  2. Step 2: Convert to fraction form
    1,653,288.30/2,281,411.90 = 927,995.89/x
  3. Step 3: Cross multiply
    1,653,288.30x = 2,281,411.90 × 927,995.89
  4. Step 4: Simplify right side
    1,653,288.30x = 2,117,140,861,111.23
  5. Step 5: Solve for x
    x = 2,117,140,861,111.23/1,653,288.30
  6. Step 6: Final answer
    x = 1,280,563.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.